Is CVE-2022-27889 actively exploited?

No active exploitation of CVE-2022-27889 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2022-27889 be exploited remotely?

Yes. CVE-2022-27889 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2022-27889?

CVE-2022-27889 has a CVSS score of 9.1 (CRITICAL).

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CRITICAL

CVE-2022-27889

CWE-400Published: June 14, 2022· Updated: Jun 17, 2026

9.1

CVSS v3.1

Official Description

The Multipass service was found to have code paths that could be abused to cause a denial of service for authentication or authorization operations. A malicious attacker could perform an application-level denial of service attack, potentially causing authentication and/or authorization operations to fail for the duration of the attack. This could lead to performance degradation or login failures for customer Palantir Foundry environments. This vulnerability is resolved in Multipass 3.647.0. This issue affects: Palantir Foundry Multipass versions prior to 3.647.0.

NVD Source

Technical Analysis

CVE-2022-27889 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.1.